The Devil's Butler - A Highschool DXD Fanfiction

Katsu Ryota is a 16-year-old butler for a high-ranking devil family. However, a sudden and tragic incident leaves Katsu cast out to fend for himself. But luckily the Maou. Sirzechs saw potential in him and ordered Katsu to join his sisters peerage. Unable to decline Katsu agrees. Although sceptical about his new l...